/ Dictionary / Index E excrementitious: Meaning and Definition of Find definitions for: ex•cre•men•ti•tious Pronunciation: (ek"skru-men-tish'us), [key] — adj. of or like excrement. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. excrement excrescence Related Content Daily Word Quiz: supercilious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language